NZ329219A - A fume hood exhaust terminal for controlling gas flow in an exhaust duct has a damper in a duct segment connected by lever arm to an actuating means - Google Patents

A fume hood exhaust terminal for controlling gas flow in an exhaust duct has a damper in a duct segment connected by lever arm to an actuating means

Info

Publication number
NZ329219A
NZ329219A NZ329219A NZ32921997A NZ329219A NZ 329219 A NZ329219 A NZ 329219A NZ 329219 A NZ329219 A NZ 329219A NZ 32921997 A NZ32921997 A NZ 32921997A NZ 329219 A NZ329219 A NZ 329219A
Authority
NZ
New Zealand
Prior art keywords
damper
output
fume hood
input
control signals
Prior art date
Application number
NZ329219A
Other languages
English (en)
Inventor
Steven D Jacob
Original Assignee
Landis & Staefa Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Landis & Staefa Inc filed Critical Landis & Staefa Inc
Publication of NZ329219A publication Critical patent/NZ329219A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/02—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using chambers or hoods covering the area
    • B08B15/023—Fume cabinets or cupboards, e.g. for laboratories
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/32—Responding to malfunctions or emergencies
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
    • F24F2013/1433—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means with electric motors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
    • F24F2013/1473—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means with cams or levers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Air-Flow Control Members (AREA)
  • Power-Operated Mechanisms For Wings (AREA)
  • Duct Arrangements (AREA)
  • Stopping Of Electric Motors (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Characterised By The Charging Evacuation (AREA)
  • Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
NZ329219A 1997-03-10 1997-11-20 A fume hood exhaust terminal for controlling gas flow in an exhaust duct has a damper in a duct segment connected by lever arm to an actuating means NZ329219A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/814,076 US5833529A (en) 1997-03-10 1997-03-10 Fume hood exhaust terminal having an electrically driven linear actuator

Publications (1)

Publication Number Publication Date
NZ329219A true NZ329219A (en) 1998-01-26

Family

ID=25214122

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ329219A NZ329219A (en) 1997-03-10 1997-11-20 A fume hood exhaust terminal for controlling gas flow in an exhaust duct has a damper in a duct segment connected by lever arm to an actuating means

Country Status (13)

Country Link
US (1) US5833529A (de)
EP (1) EP0864819B1 (de)
JP (1) JP3531664B2 (de)
KR (1) KR19980080000A (de)
CN (1) CN1104970C (de)
AU (1) AU749657B2 (de)
CA (1) CA2214819C (de)
DE (1) DE69823723T2 (de)
IL (1) IL123338A (de)
MY (1) MY115576A (de)
NZ (1) NZ329219A (de)
SG (1) SG60165A1 (de)
TW (1) TW389709B (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6059260A (en) * 1998-04-24 2000-05-09 Siemens Building Technologies, Inc. Fume hood exhaust terminal having an ultrasonic motor drive actuator
US6557583B2 (en) * 1999-08-23 2003-05-06 Mccabe Francis J. Electric power modulated lead screw actuated dampers and methods of modulating their operation
US6373216B1 (en) * 2000-04-27 2002-04-16 Rockwell Collins, Inc. LCD motor reverse driving with storage capacitors
DE20204755U1 (de) * 2002-03-25 2003-05-28 Meltem Wärmerückgewinnung GmbH & Co. KG, 82239 Alling Luftaustauschvorrichtung
GB2453277B (en) * 2004-04-29 2009-07-15 R & D Ventilation Systems Ltd Gas pressure stabilizer
JP2006057882A (ja) * 2004-08-18 2006-03-02 Matsushita Electric Ind Co Ltd 電動シャッター装置
CA2732435C (en) * 2008-07-31 2016-07-26 Pankaj V. Kalore Actuator with power supply via communication line and method for using the same in building automation system
US9017156B2 (en) * 2009-10-30 2015-04-28 Mestek, Inc. Air control module
US8193752B2 (en) * 2010-02-04 2012-06-05 Hiwin Mikrosystem Corp. Actuator assembly having operation indication function
US10232305B2 (en) 2014-06-03 2019-03-19 Climeworks Ag Direct air capture device
EP3462616A1 (de) * 2017-09-29 2019-04-03 Thomson Licensing Galvanische isolierte vorrichtung und zugehöriges system
EP3725391B1 (de) 2019-04-18 2021-05-26 Climeworks AG Vorrichtung zur co2-entfernung aus luft für hohen durchsatz und verfahren zu deren betrieb
KR102506662B1 (ko) * 2020-11-20 2023-03-06 한국해양과학기술원 액추에이터 및 이를 이용한 댐퍼 제어 시스템
EP4427833A1 (de) 2023-03-08 2024-09-11 Climeworks AG Vorrichtung zur direkten lufterfassung
WO2023247481A1 (en) 2022-06-24 2023-12-28 Climeworks Ag Direct air capture device
US11944931B2 (en) 2022-06-24 2024-04-02 Climeworks Ag Direct air capture device
WO2024184329A1 (en) 2023-03-08 2024-09-12 Climeworks Ag Direct air capture device
WO2024184330A1 (en) 2023-03-08 2024-09-12 Climeworks Ag Direct air capture device

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1926120A (en) * 1931-01-09 1933-09-12 Powers Regulator Co Ventilating damper
US3993096A (en) * 1975-07-15 1976-11-23 K.S.H. Canada Ltd. Damper construction
US4472999A (en) * 1979-03-01 1984-09-25 Mccabe Francis J Damper operator for use with air, smoke and fire dampers
US4418719A (en) * 1980-11-26 1983-12-06 Downs Jr Edward T Air control apparatus
US4784114A (en) * 1982-05-05 1988-11-15 Richard F. Muckler Kitchen ventilating system
US4533800A (en) * 1983-12-09 1985-08-06 Barber-Colman Company Reversible rotary actuator
CA1266199A (en) * 1985-01-28 1990-02-27 Waldemar H. Greiner Damper construction
US4856420A (en) * 1988-06-20 1989-08-15 Kewaunee Scientific Corporation Fume hood
US5092227B1 (en) * 1990-09-28 1995-02-14 Landis & Gyr Powers Inc Apparatus for controlling the ventilation of laboratory fume hoods
US5106052A (en) * 1991-05-09 1992-04-21 Dipti Datta Air damper apparatus
US5278454B1 (en) * 1992-06-22 1995-05-23 Nat Environment Products Ltd Emergency capacitive energy source and circuit for damper motors and actuator motors
JPH0761469B2 (ja) * 1993-04-27 1995-07-05 東洋熱工業株式会社 任意の位置でダクトに吸排気する装置
US5519295A (en) * 1994-04-06 1996-05-21 Honeywell Inc. Electrically operated actuator having a capacitor storing energy for returning the actuator to a preferred position upon power failure
US5518446A (en) * 1994-07-28 1996-05-21 Landis & Gyr Powers, Inc. Fume hood exhaust terminal

Also Published As

Publication number Publication date
IL123338A (en) 2001-05-20
IL123338A0 (en) 1998-09-24
CN1104970C (zh) 2003-04-09
JP3531664B2 (ja) 2004-05-31
EP0864819B1 (de) 2004-05-12
AU749657B2 (en) 2002-06-27
TW389709B (en) 2000-05-11
CA2214819C (en) 2003-06-10
EP0864819A2 (de) 1998-09-16
DE69823723D1 (de) 2004-06-17
JPH10259951A (ja) 1998-09-29
CN1192948A (zh) 1998-09-16
MY115576A (en) 2003-07-31
EP0864819A3 (de) 2000-07-12
KR19980080000A (ko) 1998-11-25
US5833529A (en) 1998-11-10
DE69823723T2 (de) 2005-04-28
AU4833597A (en) 1998-09-10
CA2214819A1 (en) 1998-09-10
SG60165A1 (en) 1999-02-22

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